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CVE-2026-86420

7.5, high

ImageMagick Uncontrolled Resource Consumption Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
7.5, high high CVSS v3.1
EPSS, next 30 days
0.3% higher than 23.5% of scored CVEs
Exploitation
No public evidence
Published
7 Sept 2026a month ago

Description

ImageMagick before 7.1.2-30 and 6.9.13-55 fails to properly lower the memory budget when an operation inside OpenPixelCache fails. Repeated triggering of such failures can exhaust the process memory budget and result in a denial of service.

Details

Vendor
ImageMagick
Product
ImageMagick
Weakness
CWE-400 (opens in a new tab)
Status
Analyzed
Updated
9 Sept 2026
Assigner
disclosure@vulncheck.com

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References 2

Advisories 2

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other ImageMagick CVEs

Every ImageMagick CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2016-3714 ImageMagick Improper Input Validation Vulnerability KEV EPSS 97% 8.4, high
  • CVE-2016-3715 ImageMagick Arbitrary File Deletion Vulnerability KEV EPSS 75% 5.5, medium
  • CVE-2016-3718 ImageMagick Server-Side Request Forgery (SSRF) Vulnerability KEV EPSS 76% 5.5, medium
  • CVE-2026-108693 ImageMagick Uncontrolled Search Path Element Vulnerability EPSS 0.1% 7, high
  • CVE-2026-93589 ImageMagick before 7.1.2-31 and 6.9.13-56 contains a division-by-zero flaw in the FLIF encoder EPSS 0.3% 7.5, high
  • CVE-2026-93590 ImageMagick Uncontrolled Resource Consumption Vulnerability EPSS 0.3% 7.5, high
  • CVE-2026-86421 ImageMagick Uncontrolled Resource Consumption Vulnerability EPSS 0.5% 7.5, high

Beyond this page

Is CVE-2026-86420 in your network?

This page tells you how dangerous CVE-2026-86420 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-86420 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.